Home
Class 12
PHYSICS
There is an air lens in an extended glas...

There is an air lens in an extended glass medium. The radius of curvature of both the curved surfaces is R, and refractive index of the glass is `(3)/(2)` . Power of this air lens is P. Find the refractive index of the material to be filled inside the lens so that its power becomes – P.

Promotional Banner

Similar Questions

Explore conceptually related problems

The radius of curvature of the curved surface of a plano-convex lens is 20 cm . If the refractive index of the material of the lens be 1.5 , it will

Radius of curvature of two surfaces of a glass convex lens is 20cm each. If refractive index of glass is 3//2 , what is the power of lens in D ?

The radii of curvature of the faces of a double convex lens are 10 cm and 20. The refractive index of the glass is 1.5. What is the power of this lens (in units of dioptre)?

If in a plano-convex lens, the radius of curvature of the convex surface is 10 cm and the focal length of the lens is 30 cm , then the refractive index of the material of lens will be

If the refractive index of glass with respect to air is (3)/(2) , what is the refractive index of air with respect to glass ?

The radius of curvature of a thin planoconvex lens is 10 cm and the refractive index of its glass is 1.5. If the plane surface is silvered, then it will behave like a

The power of a biconvex lens is 10 dioptre and the radius of curvature of each surface is 10 cm. Then the refractive index of the material of the lens is

The radius of curvature of the convex surface of a thin plano-convex lens is 15 cm and the refractive index of its material is 1.6. The power of the lens is